222 prompts matching "Reading values and crystallisation from a curve"
Calculation practice: Using Hess's law to find an unknown enthalpy change
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Teach me: The collision theory of reaction rate
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Exam practice: Measuring rate by volume of gas or by loss of mass
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Spot my mistake: Saying a catalyst changes the position of equilibrium
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Exam practice: The effect of temperature on the position of equilibrium
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Spot my mistake: Claiming a catalyst shifts the position of equilibrium
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Chemistry at work: Equilibrium in the contact process for sulphuric acid
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Calculation practice: Calculating solubility in moles per cubic decimetre
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Exam practice: The tests for water purity
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Spot my mistake: Proposing boiling as a cure for permanent hardness
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Calculation practice: Calculating the mass of washing soda needed to soften water
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Spot my mistake: Blaming ozone depletion for the warming that greenhouse gases cause
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Calculation practice: Interpreting air quality measurement data
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Spot my mistake: The errors most often made in second-term SS2 Chemistry
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Calculation practice: A mixed set of second-term SS2 chemistry calculations
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Teach me: What makes a compound organic
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Exam practice: The IUPAC rules for naming straight-chain hydrocarbons
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Spot my mistake: Naming a compound without first finding the longest chain
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Exam practice: How alkenes react by addition across the double bond
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Spot my mistake: Giving an addition reaction for an alkane
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